Payfast

Open-source wrapper library built to make using the Payfast API with Flutter much easier.

N.B. Has only been tested in Payfast Sandbox!

Use ngrok and nodejs getting started guide to recieve and respond to webhook.

Usage

Import the package with

import 'package:payfast/payfast.dart';

Default Setup

var payfast = Payfast(
    passphrase: 'JoshuaMunstermann',
    paymentType: PaymentType.SimplePayment,
    production: false,
    merchantDetails: MerchantDetails(
      merchant_id: '10026561',
      merchant_key: 'cwon220sjr9ga',
      notify_url: 'https://b5f5-196-30-8-166.eu.ngrok.io',
      return_url: 'https://google.com',
    ),
  );

Simple payment

payfast.createSimplePayment(amount: '100', itemName: 'TV');
print(payfast.generateURL());

Recurring Billing

Subscription

payfast.setRecurringBillingType(RecurringPaymentType.subscription);
payfast.setupRecurringBillingSubscription(
    amount: 100,
    itemName: 'TV',
    billingDate: '2022-07-25',
    cycles: 2,
    cyclePeriod: FrequencyCyclePeriod.Monthly,
    recurringAmount: 300,
  );
print(payfast.generateURL());

Tokenization (Documentation incomplete)

payfast.setRecurringBillingType(RecurringPaymentType.tokenization);
payfast.setupRecurringBillingTokenization();
print(payfast.generateURL());

Inspired by https://github.com/GetTruck/payfast-js